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056b2a59d5
Initial work on MidiModel iterator. git-svn-id: svn://localhost/ardour2/trunk@2355 d708f5d6-7413-0410-9779-e7cbd77b26cf
71 lines
2.3 KiB
C++
71 lines
2.3 KiB
C++
/*
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Copyright (C) 2007 Paul Davis
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Author: Dave Robillard
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __ardour_note_h__
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#define __ardour_note_h__
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#include <stdint.h>
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#include <ardour/midi_event.h>
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namespace ARDOUR {
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/** A MIDI Note.
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*
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* A note is (unfortunately) special and not just another MidiEvent as it
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* has a duration and two separate MIDI events (on and off).
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*/
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class Note {
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public:
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Note(double time=0, double dur=0, uint8_t note=0, uint8_t vel=0x40);
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Note(const Note& copy);
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const Note& operator=(const Note& copy);
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inline bool operator==(const Note& other)
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{ return time() == other.time() && note() == other.note(); }
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inline double time() const { return _on_event.time(); }
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inline double end_time() const { return _off_event.time(); }
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inline uint8_t note() const { return _on_event.note(); }
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inline uint8_t velocity() const { return _on_event.velocity(); }
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inline double duration() const { return _off_event.time() - _on_event.time(); }
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inline void set_time(double t) { _off_event.time() = t + duration(); _on_event.time() = t; }
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inline void set_note(uint8_t n) { _on_event.buffer()[1] = n; _off_event.buffer()[1] = n; }
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inline void set_velocity(uint8_t n) { _on_event.buffer()[2] = n; }
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inline void set_duration(double d) { _off_event.time() = _on_event.time() + d; }
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inline MidiEvent& on_event() { return _on_event; }
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inline MidiEvent& off_event() { return _off_event; }
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inline const MidiEvent& on_event() const { return _on_event; }
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inline const MidiEvent& off_event() const { return _off_event; }
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private:
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// Event buffers are self-contained
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MidiEvent _on_event;
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MidiEvent _off_event;
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};
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} // namespace ARDOUR
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#endif /* __ardour_note_h__ */
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